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01-2?—' 14 14;45 FROV � � T-014 P0005/0012 F-019 <br /> �Ir� a • <br /> t <br /> SAMPLING PROTOCOL rOR ROUTiNL TANK REMOVALS 2 <br /> The followlnrg represents minimum sampling criterion required for closure compliance, Soil samples collected sh phipresentallw of I <br /> native soils baneath fie tank's invert(tank's'bottoM)at a colleellon depth not to exceed 2-4 feet, if contamination Is docunnoont L�'�-{ <br /> during elosuro,on Unauthorized Release Notification must be completed and submitted within five(5)worklnq, Rt� �� <br /> California Health&Safety Cade,Soctlon 25295- EN DFp0,Fk-fMEN'T <br /> WATER NOT PRESENT IN THE TANK PIT <br /> TALK TANK 81ZE MINIMUM NUMBER LOCATION OF SOIL SAMPLES <br /> -A -- -(Gallori5) -- of SOIL SAMPLES <br /> £-1,000 1 per Tank Fill OR Pum End of Tank ' <br /> I <br /> 1 " f 1.001- '10,0110 ? perTank 1 at each End of't-ank <br /> 01� 10,000 3 or More Ends and Middle OR genoraliy <br /> per Wank spaced along the ieap of the Tank <br /> PIPING AND STOCKPILE <br /> PIPING SOIL SAMPLES t Sample ever 20 Ilneal feet <br /> 71 TANK&PIPING STOCKPILE SAMPLE8 2 Samples every 50 cubic yards <br /> WATER IS PRESENT IN TANK PIT <br /> TANK TANK SIZE MINIMUM NUMBER of LOCATION of SOIL MINIMUM NUMBER of <br /> ## (Gallons) SOIL SAMPLE8 SAMPLES WATER SAMPLES <br /> 9D,000 2 from wall next to tank <br /> Single Tank 3 ends at sailfgroundwater 1 <br /> interface&1 below tank <br /> 4 f'rom wall next to tank ' <br /> >10,000 OR ends at sell/groundwater <br /> Tank Cluster 5 4r more interface&1 below each 9 <br /> tank <br /> SLAB PRESENT IN THE TANK PIT N <br /> IA <br /> Soil samples shall be obtained beneath the slab within native soils. Penetration through the obstruction will be required in order to <br /> colloot ilio samples. (Ph*cat removal of the obstruction will allowsampling according to the above conditions.) 1 <br /> TANK TANK SIZE MINIMUM NI,MBF-R LOCATION of SOIL SAMPLES <br /> 4 (08110118) of SOIL SAMPLES <br /> <1,000 3 perTarik Center and Ends OR Sides of Tank <br /> 9.000-10,000 5 per Tank Center and Ends OR Sides of Tan- <br /> k->10,000 5 OR More per rank 5nds ant{Middle end generally spaced � <br /> along the length of the Tank <br /> Tri-Regional Recommendations <br /> Appendix A <br /> I <br /> I <br /> rH 23 04b (Revised 10130/12) � <br />